<!DOCTYPE html>
<html lang="zh_CN">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <title>Canvas 绘图</title>
    <style>
      * {
        margin: 0;
        padding: 0;
        background: #000;
      }
      html, body {
        height: 100%;
        width: 100%;
      }
      canvas {
          display: block;
      }
    </style>
  </head>
  <body>
    <canvas></canvas>
    <script src="//regan888.gitee.io/connecting-lines/index.js"></script>
    <!-- <script src="./index.js"></script> -->
  </body>
</html>
